You can install KOReader on Android as well. Well it lacks OPs material Design requirement, but it fulfills the other.

ARM devices with general available and useable drivers. I want to install Linux, Android, Windows on any ARM devices fast enough in a similar way it works for x86 devices.

If you are ok to play the cum** game with him, why not?

** Cum Ex

Our federal chancellor will join, too 🦜.

Lol, that’s exactly the same what I’m doing.

My systems have names of Jupiter’s moons. The main devices are named like the four Galilean moons.

I’m happy with my Epson ET-2820. It is a wireless inkjet printer, but it uses ink from bottles what is not that expensive. The printer hasn’t dried up, yet.

The device works with the generic CUPS “driverless” printer driver, so no configuration on Linux computers to print. Scanning worked out of the box, too with sane.

tl;dr: most flawless working printer I ever owned.